EP2246571A4 - SCREW COMPRESSOR - Google Patents

SCREW COMPRESSOR

Info

Publication number: EP2246571A4
Authority: EP; European Patent Office
Prior art keywords: screw compressor; compressor; screw
Prior art date: 2008-01-23
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP09703665.1A

Other languages

German (de)

French (fr)

Other versions

EP2246571A1 (en

Inventor

Nozomi Gotou

Hideyuki Gotou

Harunori Miyamura

Hideki Fujiwara

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Daikin Industries Ltd

Original Assignee

Daikin Industries Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2008-01-23

Filing date

2009-01-23

Publication date

2014-11-26

2009-01-23 Application filed by Daikin Industries Ltd filed Critical Daikin Industries Ltd

2010-11-03 Publication of EP2246571A1 publication Critical patent/EP2246571A1/en

2014-11-26 Publication of EP2246571A4 publication Critical patent/EP2246571A4/en

Status Withdrawn legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
- F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/48—Rotary-piston pumps with non-parallel axes of movement of co-operating members
- F04C18/50—Rotary-piston pumps with non-parallel axes of movement of co-operating members the axes being arranged at an angle of 90 degrees
- F04C18/52—Rotary-piston pumps with non-parallel axes of movement of co-operating members the axes being arranged at an angle of 90 degrees of intermeshing engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Applications Or Details Of Rotary Compressors (AREA)

EP09703665.1A 2008-01-23 2009-01-23 SCREW COMPRESSOR Withdrawn EP2246571A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2008012350		2008-01-23
PCT/JP2009/000266 WO2009093469A1 (en)	2008-01-23	2009-01-23	Screw compressor

Publications (2)

Publication Number	Publication Date
EP2246571A1 EP2246571A1 (en)	2010-11-03
EP2246571A4 true EP2246571A4 (en)	2014-11-26

Family

ID=40900978

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP09703665.1A Withdrawn EP2246571A4 (en)	2008-01-23	2009-01-23	SCREW COMPRESSOR

Country Status (5)

Country	Link
US (1)	US8708677B2 (en)
EP (1)	EP2246571A4 (en)
JP (1)	JP4315237B1 (en)
CN (1)	CN101925745B (en)
WO (1)	WO2009093469A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2013078132A1 (en) *	2011-11-22	2013-05-30	Vilter Manufacturing Llc	Single screw expander/compressor apparatus
US9057373B2 (en)	2011-11-22	2015-06-16	Vilter Manufacturing Llc	Single screw compressor with high output
JP5527396B1 (en) *	2012-12-17	2014-06-18	ダイキン工業株式会社	Screw compressor
WO2015114846A1 (en) *	2014-01-29	2015-08-06	三菱電機株式会社	Screw compressor
US20200003211A1 (en)	2017-02-09	2020-01-02	Daikin Industries, Ltd.	Screw compressor
US10895259B2 (en) *	2018-04-20	2021-01-19	Trane International Inc.	Screw compressor having synchronized economizer ports
US10876531B2 (en)	2018-12-26	2020-12-29	Trane International Inc.	Lubricant injection for a screw compressor
GB2581204B (en) *	2019-02-11	2022-07-20	J & E Hall Ltd	Screw compressor
JP7356044B2 (en) *	2021-03-31	2023-10-04	ダイキン工業株式会社	Screw compressor and refrigeration equipment
JP7648924B2 (en)	2022-03-23	2025-03-19	ダイキン工業株式会社	Screw compressors and refrigeration equipment
CN115045833B (en) *	2022-06-22	2023-06-16	好米动力设备有限公司	Double-screw three-star-wheel compressor
WO2025062554A1 (en) *	2023-09-21	2025-03-27	三菱電機株式会社	Screw compressor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3133695A (en) *	1960-06-22	1964-05-19	Zimmern Fernand	Compressors
US3752606A (en) *	1971-12-14	1973-08-14	B Zimmern	Liquid injection system for globoid-worm compressor
US4227867A (en) *	1978-03-06	1980-10-14	Chicago Pneumatic Tool Company	Globoid-worm compressor with single piece housing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5930919B2 (en) *	1974-12-24	1984-07-30	北越工業（株）	Liquid volume and gas capacity adjustment device for liquid-cooled rotary compressors
SE388463B (en) *	1975-01-24	1976-10-04	Atlas Copco Ab	PROCEDURE AND DEVICE FOR DRAINING LIQUID FROM A LIQUID SEPARATOR
JPH07107390B2 (en)	1989-03-20	1995-11-15	ダイキン工業株式会社	Screw compressor
JPH07117052B2 (en) *	1991-04-12	1995-12-18	株式会社神戸製鋼所	Oil-free injection type screw compressor
JPH05106572A (en) *	1991-10-17	1993-04-27	Daikin Ind Ltd	Single-axis screen compressor
JPH09151870A (en)	1995-12-04	1997-06-10	Hitachi Ltd	Oil-cooled screw compressor
JP2001090684A (en) *	1999-09-22	2001-04-03	Daikin Ind Ltd	Screw compressor and refrigeration equipment
JP2004162540A (en) *	2002-11-11	2004-06-10	Kobe Steel Ltd	Screw compressor
DE10258145A1 (en) *	2002-12-03	2004-06-24	Bitzer Kühlmaschinenbau Gmbh	screw compressors
JP2008267222A (en)	2007-04-18	2008-11-06	Kobe Steel Ltd	Liquid-cooled type screw compressor

2009
- 2009-01-23 JP JP2009012994A patent/JP4315237B1/en not_active Expired - Fee Related
- 2009-01-23 CN CN2009801030139A patent/CN101925745B/en not_active Expired - Fee Related
- 2009-01-23 EP EP09703665.1A patent/EP2246571A4/en not_active Withdrawn
- 2009-01-23 US US12/864,087 patent/US8708677B2/en not_active Expired - Fee Related
- 2009-01-23 WO PCT/JP2009/000266 patent/WO2009093469A1/en not_active Ceased

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3133695A (en) *	1960-06-22	1964-05-19	Zimmern Fernand	Compressors
US3752606A (en) *	1971-12-14	1973-08-14	B Zimmern	Liquid injection system for globoid-worm compressor
US4227867A (en) *	1978-03-06	1980-10-14	Chicago Pneumatic Tool Company	Globoid-worm compressor with single piece housing

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009093469A1 *

Also Published As

Publication number	Publication date
US20100329918A1 (en)	2010-12-30
EP2246571A1 (en)	2010-11-03
CN101925745B (en)	2013-04-10
CN101925745A (en)	2010-12-22
JP2009197794A (en)	2009-09-03
WO2009093469A1 (en)	2009-07-30
US8708677B2 (en)	2014-04-29
JP4315237B1 (en)	2009-08-19

Publication	Publication Date	Title
EP2246571A4 (en)	2014-11-26	SCREW COMPRESSOR
EP2138722A4 (en)	2016-11-02	COMPRESSOR
EP2312163A4 (en)	2015-06-17	SPIRAL COMPRESSOR
EP2194279A4 (en)	2013-08-21	COMPRESSOR
EP2207961A4 (en)	2010-12-01	LINEAR COMPRESSOR
BRPI0916595A2 (en)	2015-11-10	non-lubricated screw compressor
EP2369182A4 (en)	2015-05-06	VOLUME COMPRESSOR
BRPI0811231A2 (en)	2014-10-29	ALTERNATIVE COMPRESSOR
DE602007007315D1 (en)	2010-08-05	LINEAR COMPRESSOR
BRPI0909735A2 (en)	2015-10-06	compressor unit
EP2244354A4 (en)	2016-07-27	COMPRESSOR
EP2212555A4 (en)	2011-12-21	LINEAR COMPRESSOR
EP2246572A4 (en)	2014-12-17	SCREW COMPRESSOR
EP2275691A4 (en)	2013-01-02	SCREW WASHER
EP2634432A4 (en)	2015-09-02	SCREW COMPRESSOR
EP2236831A4 (en)	2016-03-23	SCREW COMPRESSOR
EP2410182A4 (en)	2016-03-30	SCREW COMPRESSOR
EP2284396A4 (en)	2015-08-26	REFRIGERANT COMPRESSOR
BRPI0914718A2 (en)	2015-10-20	axial-centrifugal compressor
EP2279337A4 (en)	2011-04-20	COMPRESSOR
EP2233743A4 (en)	2015-04-01	SCREW COMPRESSOR
EP2204584A4 (en)	2014-12-31	SCREW TURBOMACHINE
EP2312164A4 (en)	2015-05-06	VOLUME COMPRESSOR
EP2220370A4 (en)	2015-04-15	ALTERNATIVE COMPRESSOR
BRPI1010923A2 (en)	2016-04-05	screw compressor

Legal Events

Date	Code	Title	Description
2010-10-01	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2010-11-03	17P	Request for examination filed	Effective date: 20100728
2010-11-03	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
2010-11-03	AX	Request for extension of the european patent	Extension state: AL BA RS
2011-04-27	DAX	Request for extension of the european patent (deleted)
2014-11-26	A4	Supplementary search report drawn up and despatched	Effective date: 20141024
2014-11-26	RIC1	Information provided on ipc code assigned before grant	Ipc: F04C 18/52 20060101AFI20141020BHEP Ipc: F04C 18/16 20060101ALI20141020BHEP Ipc: F04C 29/04 20060101ALI20141020BHEP
2016-12-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2017-01-04	17Q	First examination report despatched	Effective date: 20161130
2018-04-02	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2018-04-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: GRANT OF PATENT IS INTENDED
2018-04-25	INTG	Intention to grant announced	Effective date: 20180403
2019-01-11	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2019-02-13	18D	Application deemed to be withdrawn	Effective date: 20180814